Add organization and location to foreman.

This feature allows foreman to provide multi location, multi tenant and
multi organizations capablities.

the idea is that resources within foreman (e.g. hosts, subnets, users,
environments etc) can belong to one or more locations and organization,...

set apiadmin user in headers before api controller tests

Fixes #1968 - Fix require paths for tests with new config/settings.rb

fixes #1961 Adding JSONP support

When using cross-domain requests, it is impossible to read the response
data, and process it.
Using JSONP allows a client, from a specific domain (for example
/domain1), to query data in another doamin (/domain2), and analyze it,...

This commit adds most of the functionality required for API v1

The overall goal was to extract the existing JSON response
overall controllers, and to move them to a seperate name space.

• documentation was added to all requests (available under /apidoc)...

fixes #1957 - remove old libvirt hypervisors code

Since foreman 1.0 libvirt hypervisors are now part of compute resources
this patch removes the old code and migrate any existing hypervisors to
be libvirt based compute resources.

Removed deprecated settings for settings.yaml.example

fixes #1872 - Adds Puppet v3 support

feature #1906 add Trend information

Signed-off-by: Amos Benari <abenari@redhat.com>
Signed-off-by: Ohad Levy <ohadlevy@gmail.com>

fixes #1909 - add host audit entries to host show page